<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
<!--确保按照LVHA的顺序声明-->
        a:link{
            color: unset;
            text-decoration: none;
        }
        a:visited{
            color: red;
        }
        a:hover{
            color: aqua;
            text-decoration: red underline;
            font-style: italic;
            font-family: "Arial Black";

        }
        a:active{
            font-size: 200px;
        }
    </style>
</head>
<body>
<a href="https://www.baidu.com" target="_blank">百度</a>
<a href="https://www.baidu.com">百度</a>
<a href="https://www.baidu.com">百度</a>
</body>
</html>